num = 10

# 加 减 乘 除
"""
print(num + 2)
print(num - 2)
print(num * 2)
print(num / 2)
"""

num_1 = 11
# 取余  整除
print(num_1 % 2)
print(num_1 // 2)

print(type(num_1))   # <class 'int'>  int类型

print(type(str(num_1)))  # 转换为字符串

name_type = '孙涛'
print(type(name_type))   # <class 'str'>  str类型
